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path: root/drivers/video/fbdev/au1200fb.c
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Diffstat (limited to 'drivers/video/fbdev/au1200fb.c')
-rw-r--r--drivers/video/fbdev/au1200fb.c19
1 files changed, 4 insertions, 15 deletions
diff --git a/drivers/video/fbdev/au1200fb.c b/drivers/video/fbdev/au1200fb.c
index 3872ccef4cb2..26caffb02b7e 100644
--- a/drivers/video/fbdev/au1200fb.c
+++ b/drivers/video/fbdev/au1200fb.c
@@ -147,6 +147,7 @@ struct au1200_lcd_iodata_t {
struct au1200fb_device {
struct fb_info *fb_info; /* FB driver info record */
struct au1200fb_platdata *pd;
+ struct device *dev;
int plane;
unsigned char* fb_mem; /* FrameBuffer memory map */
@@ -1232,10 +1233,8 @@ static int au1200fb_fb_mmap(struct fb_info *info, struct vm_area_struct *vma)
{
struct au1200fb_device *fbdev = info->par;
- vma->vm_page_prot = pgprot_noncached(vma->vm_page_prot);
- pgprot_val(vma->vm_page_prot) |= _CACHE_MASK; /* CCA=7 */
-
- return vm_iomap_memory(vma, fbdev->fb_phys, fbdev->fb_len);
+ return dma_mmap_attrs(fbdev->dev, vma, fbdev->fb_mem, fbdev->fb_phys,
+ fbdev->fb_len, DMA_ATTR_NON_CONSISTENT);
}
static void set_global(u_int cmd, struct au1200_lcd_global_regs_t *pdata)
@@ -1647,7 +1646,6 @@ static int au1200fb_drv_probe(struct platform_device *dev)
struct au1200fb_device *fbdev;
struct au1200fb_platdata *pd;
struct fb_info *fbi = NULL;
- unsigned long page;
int bpp, plane, ret, irq;
print_info("" DRIVER_DESC "");
@@ -1685,6 +1683,7 @@ static int au1200fb_drv_probe(struct platform_device *dev)
fbdev = fbi->par;
fbdev->fb_info = fbi;
fbdev->pd = pd;
+ fbdev->dev = &dev->dev;
fbdev->plane = plane;
@@ -1702,16 +1701,6 @@ static int au1200fb_drv_probe(struct platform_device *dev)
goto failed;
}
- /*
- * Set page reserved so that mmap will work. This is necessary
- * since we'll be remapping normal memory.
- */
- for (page = (unsigned long)fbdev->fb_phys;
- page < PAGE_ALIGN((unsigned long)fbdev->fb_phys +
- fbdev->fb_len);
- page += PAGE_SIZE) {
- SetPageReserved(pfn_to_page(page >> PAGE_SHIFT)); /* LCD DMA is NOT coherent on Au1200 */
- }
print_dbg("Framebuffer memory map at %p", fbdev->fb_mem);
print_dbg("phys=0x%08x, size=%dK", fbdev->fb_phys, fbdev->fb_len / 1024);